Update Rollup 1 for Microsoft Media Center Extender for Windows XP Media Center
Fixes: You cannot play back Copy Generation Management System/Analog (CGMS-A) protected TV content. (HBO, Cinemax)Some supported audio and video files do not play back correctly.You may experience a temporary black screen when you use the Skip feature when you watch recorded TV.You may receive video playback errors when your computer resumes from Standby mode.You may experience video glitching when you watch video for a long time over a wireless network. http://support.microsoft.com/kb/b890924